base hex  timestamps absolute
// version 8.0.0
   4.876870 1  54C5638x        Tx   d 8 00 00 00 00 00 00 00 00 Length = 1704000 BitCount = 145 ID = 88888888x
// version 7.2.0
   2.501000 2  C8x             Rx   d 8 09 08 07 06 05 04 03 02
